Endoscopic diagnosis of non-erosive reflux disease

Figure 1 Histological characteristics of the esophageal epithelium stained with hematoxylin-eosin[9]. A: Mild hyperplasia of basal cells; B: Increased thickness of the basal zone and elongation of papillae in the epithelium, accompanied by neutrophil and eosinophil infiltration. Adapted from Zhang et al[9]. Citation: Zhang NN, Ma YM, Sun Q, Shi LL, Xie Y, Zou XP. Evaluation of Minimal Change Lesions Using Linked Color Imaging in Patients With Nonerosive Reflux Esophagitis. J Clin Gastroenterol 2022; 56: 405-411. Copyright ©Wolters Kluwer Health, Inc. 2021. Published by Wolters Kluwer Health, Inc. (Supplementary material).